#include <iostream>
#include "max.h" //引用自己的头文件
#define day 7
using namespace std;

struct list
{
    int data;
    list *next;
    /* data */
};

int main()
{
    list *ll;

    printf("hello world\n");
    int c = max(12, 2);
    cout << c << endl;
    cout << "hello world" << endl;
    int a = 11;
    cout << "a=" << a << endl;
    cout << "day=" << day << endl;
    system("pause");
    return 0;
}